docs: def get_margin(length):
      """Add enough tabs to align in two columns"""
      if length > 23:
          margin_left = "\t"
          chars = 1
      elif length > 15:
          margin_left = "\t\t"
          chars = 2
      elif length > 7:
          margin_left = "\t\t\t"
          chars = 3
      else:
          margin_left = "\t\t\t\t"
          chars = 4
      return margin_left